擅长:python、mysql、java
<p>您应该在调用方法之前构造参数字典,然后使用python关键字unpack运算符将字典作为参数传递。在</p>
<p>简化示例:</p>
<pre><code>kwargs = {"inverter":i}
if ac_volts_a:
kwargs['voltage_ac_a'] = float(ac_volts_a)
i_data = InverterHistory(**kwargs)
</code></pre>
<p>相关SE问题:
<a href="https://stackoverflow.com/questions/287085/what-does-args-and-kwargs-mean">What does *args and **kwargs mean?</a></p>